diff options
Diffstat (limited to 'app/src/main/java/com/javispedro/rempe/MainActivity.java')
| -rw-r--r-- | app/src/main/java/com/javispedro/rempe/MainActivity.java | 264 |
1 files changed, 264 insertions, 0 deletions
diff --git a/app/src/main/java/com/javispedro/rempe/MainActivity.java b/app/src/main/java/com/javispedro/rempe/MainActivity.java new file mode 100644 index 0000000..e458468 --- /dev/null +++ b/app/src/main/java/com/javispedro/rempe/MainActivity.java @@ -0,0 +1,264 @@ +package com.javispedro.rempe; + +import android.content.SharedPreferences; +import android.os.Bundle; +import android.util.Log; +import android.view.Menu; +import android.view.MenuItem; + +import androidx.annotation.Nullable; +import androidx.appcompat.app.AppCompatActivity; +import androidx.appcompat.widget.Toolbar; +import androidx.preference.PreferenceManager; +import androidx.recyclerview.widget.DiffUtil; +import androidx.recyclerview.widget.LinearLayoutManager; +import androidx.recyclerview.widget.ListUpdateCallback; +import androidx.recyclerview.widget.RecyclerView; + +import com.dsi.ant.plugins.antplus.pcc.AntPlusEnvironmentPcc; +import com.dsi.ant.plugins.antplus.pcc.defines.DeviceState; +import com.dsi.ant.plugins.antplus.pcc.defines.RequestAccessResult; +import com.dsi.ant.plugins.antplus.pccbase.AntPluginPcc; +import com.dsi.ant.plugins.antplus.pccbase.PccReleaseHandle; +import com.google.android.material.floatingactionbutton.FloatingActionButton; +import com.google.android.material.snackbar.Snackbar; + +import java.util.ArrayList; +import java.util.List; + +public class MainActivity extends AppCompatActivity { + private final static String TAG = "MainActivity"; + + private SharedPreferences mPrefs = null; + private SharedPreferences.OnSharedPreferenceChangeListener mPrefsListener = new SharedPreferences.OnSharedPreferenceChangeListener() { + @Override + public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) { + switch (key) { + case Preferences.PREFS_DEVICES: + refreshDevices(); + break; + } + } + }; + + private final ArrayList<Integer> mDeviceNumbers = new ArrayList<Integer>(); + private final ArrayList<Device> mDevices = new ArrayList<Device>(); + + private DeviceListRecyclerViewListAdapter mDeviceListAdapter; + + private PccReleaseHandle<AntPlusEnvironmentPcc> mPccSearchHandle; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + mPrefs = PreferenceManager.getDefaultSharedPreferences(this); + + setContentView(R.layout.activity_main); + Toolbar toolbar = findViewById(R.id.toolbar); + setSupportActionBar(toolbar); + + FloatingActionButton fab = findViewById(R.id.fabAddDevice); + fab.setOnClickListener(view -> onConnectButtonClicked()); + + RecyclerView list = findViewById(R.id.list); + list.setLayoutManager(new LinearLayoutManager(list.getContext())); + mDeviceListAdapter = new DeviceListRecyclerViewListAdapter(); + list.setAdapter(mDeviceListAdapter); + + refreshDevices(); + } + + @Override + protected void onDestroy() { + disconnectAll(); + mPrefs = null; + mDeviceListAdapter = null; + super.onDestroy(); + } + + @Override + public void onResume() { + super.onResume(); + mPrefs.registerOnSharedPreferenceChangeListener(mPrefsListener); + connectToDevices(); + } + + @Override + public void onPause() { + disconnectAll(); + mPrefs.unregisterOnSharedPreferenceChangeListener(mPrefsListener); + super.onPause(); + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + // Inflate the menu; this adds items to the action bar if it is present. + getMenuInflater().inflate(R.menu.menu_main, menu); + return true; + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + // Handle action bar item clicks here. The action bar will + // automatically handle clicks on the Home/Up button, so long + // as you specify a parent activity in AndroidManifest.xml. + int id = item.getItemId(); + + switch (id) { + case R.id.action_remove_all: + removeAllDevices(); + return true; + case R.id.action_settings: + return true; + } + + return super.onOptionsItemSelected(item); + } + + private void onConnectButtonClicked() { + searchForNewDevice(); + } + + public void searchForNewDevice() { + Log.d(TAG, "searchForNewDevice"); + if (mPccSearchHandle != null) { + mPccSearchHandle.close(); + mPccSearchHandle = null; + } + mPccSearchHandle = AntPlusEnvironmentPcc.requestAccess(this, this, mResultReceiver, mDeviceStateChangeReceiver); + } + + private AntPluginPcc.IPluginAccessResultReceiver<AntPlusEnvironmentPcc> mResultReceiver = new AntPluginPcc.IPluginAccessResultReceiver<AntPlusEnvironmentPcc>() { + @Override + public void onResultReceived(AntPlusEnvironmentPcc result, RequestAccessResult resultCode, DeviceState initialDeviceState) { + Log.d(TAG, "onResultReceived resultCode=" + resultCode); + if (resultCode == RequestAccessResult.SUCCESS) { + int deviceNumber = result.getAntDeviceNumber(); + result.releaseAccess(); + runOnUiThread(() -> addDevice(result.getAntDeviceNumber())); + } else if (resultCode != RequestAccessResult.USER_CANCELLED) { + runOnUiThread(() -> { + final String resultText = Device.connectionRequestAccessResultToString(MainActivity.this, resultCode); + Snackbar.make(findViewById(R.id.fabAddDevice), + getString(R.string.add_device_failed, resultText), Snackbar.LENGTH_INDEFINITE).show(); + }); + } + mPccSearchHandle.close(); + mPccSearchHandle = null; + } + }; + + private AntPluginPcc.IDeviceStateChangeReceiver mDeviceStateChangeReceiver = new AntPluginPcc.IDeviceStateChangeReceiver() { + @Override + public void onDeviceStateChange(DeviceState newDeviceState) { + Log.d(TAG, "onDeviceStateChange newDeviceState=" + newDeviceState); + } + }; + + public void addDevice(int deviceNumber) { + Log.d(TAG, "addDevice " + deviceNumber); + List<Integer> list = Preferences.getDeviceNumbers(mPrefs); + if (list.contains(deviceNumber)) { + Snackbar.make(findViewById(R.id.fabAddDevice), + getString(R.string.add_device_already), Snackbar.LENGTH_INDEFINITE).show(); + return; + } + list.add(deviceNumber); + Preferences.saveDeviceNumbers(mPrefs, list); + } + + public void removeAllDevices() { + List<Integer> list = new ArrayList<Integer>(); + Preferences.saveDeviceNumbers(mPrefs, list); + } + + public void refreshDevices() { + Log.d(TAG, "refreshDevices"); + + setDeviceNumberList(Preferences.getDeviceNumbers(mPrefs)); + } + + public void connectToDevices() { + Log.d(TAG, "connectToDevices"); + for (Device dev : mDevices) { + if (!dev.isOpen()) { + dev.connect(this); + } + } + } + + public void disconnectAll() { + Log.d(TAG, "disconnectAll"); + for (Device dev : mDevices) { + dev.close(); + } + } + + void setDeviceNumberList(List<Integer> newDeviceNumbers) { + DiffUtil.DiffResult diff = DiffUtil.calculateDiff(new DiffUtil.Callback() { + @Override + public int getOldListSize() { + return mDeviceNumbers.size(); + } + + @Override + public int getNewListSize() { + return newDeviceNumbers.size(); + } + + @Override + public boolean areItemsTheSame(int oldItemPosition, int newItemPosition) { + return mDeviceNumbers.get(oldItemPosition).equals(newDeviceNumbers.get(newItemPosition)); + } + + @Override + public boolean areContentsTheSame(int oldItemPosition, int newItemPosition) { + return areItemsTheSame(oldItemPosition, newItemPosition); + } + }); + + diff.dispatchUpdatesTo(new ListUpdateCallback() { + @Override + public void onInserted(int position, int count) { + for (int i = 0; i < count; ++i) { + final int deviceNumber = newDeviceNumbers.get(position + i); + Device device = new Device(deviceNumber); + mDeviceNumbers.add(position + i, deviceNumber); + mDevices.add(position + i, device); + } + } + + @Override + public void onRemoved(int position, int count) { + for (int i = 0; i < count; ++i) { + mDevices.get(position + i).close(); + } + mDevices.subList(position, position + count).clear(); + mDeviceNumbers.subList(position, position + count).clear(); + } + + @Override + public void onMoved(int fromPosition, int toPosition) { + mDevices.set(toPosition, mDevices.get(fromPosition)); + mDevices.set(fromPosition, null); + mDeviceNumbers.set(toPosition, mDeviceNumbers.get(fromPosition)); + mDeviceNumbers.set(fromPosition, 0); + } + + @Override + public void onChanged(int position, int count, @Nullable Object payload) { + // Nothing to be done + } + }); + + if (mDeviceListAdapter != null) { + mDeviceListAdapter.setDeviceList(mDevices); + diff.dispatchUpdatesTo(mDeviceListAdapter); + } + } + + public List<Integer> getDeviceNumberList() { + return mDeviceNumbers; + } +}
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